Ahmadi, A.; Ghanbari, H.; Soheilian, M.; Naseri, M. THE EFFECT OF HESA-A (NATURAL DRUG) ON VISUAL ACUITY IN AGE RELATED MACULAR DEGENERATION: A RANDOMIZED DOUBLE BLIND CONTROLLED CLINICAL TRIAL. Afr J Tradit Complement Altern Med 2009, 6, 549-553.